
%%%%
%             OurCommonATOMacros

\def\noblackboxes{\overfullrule = 0pt}
\def\lf{\ \hfil\break}       % Neue Zeile ohne Einr"ucken, 'linefeed'
\def\Lf{\vskip0.8mm\noindent} 
\def\LF{\medskip\noindent}   % Neue Zeile mit breiterem Zwischenraum
\def\Ph#1{\phantom
          {\vrule width #1 true cm height 0.125 true cm depth 0 pt}}
%% horizontaler Leerraum in cm
\def\cl{\centerline}
\def\clb#1{{\centerline{#1}}\break\noindent}
\def\ni{\noindent}
\def\ne{=\!\hskip-8pt/\ }      % \ne does not print properly

\def\floor{\hbox{\rm floor}\,}
\def\ceil{\hbox{\rm ceil}\,}
\def\const{\hbox{\rm const}} % F\"ur Benutzung in Mathe-Mode
\def\Const{\hbox{\rm Const}}
\def\span{\hbox{\rm span}}
\def\spur{\hbox{\rm spur\,}}
\def\rang{\hbox{\rm rang}}
\def\hesse{\hbox{\rm hesse}}
\def\Hesse{\hbox{\rm Hesse}}
\def\sign{\hbox{\rm sign\,}}
\def\Abb{\hbox{\rm Abb}}
\def\id{\hbox{\rm id}}
\def\Hom{\hbox{\rm Hom}}
\def\End{\hbox{\rm End}}
\def\Sym{\hbox{\rm Sym}}
\def\Skew{\hbox{\rm Skew}}
\def\Bil{\hbox{\rm Bil}}
\def\Re{\hbox{\rm Re\;}}
\def\Im{\hbox{\rm Im\;}}
\def\Abst{\hbox{\rm Abst}}
%  \def\mod{{\rm \;mod\;}}
\def\grad{\hbox{\rm grad\,}}
\def\Gp{\hbox{\rm Graph\,}}
\def\Log{\hbox{\rm Log\;}}
\def\sag{\hbox{s\"ag}\,}    % hbox wg Umlaut
\def\Dot{\dot{\phantom{i}}\!}
\def\R90{\hbox{\rm Rot}(90^\circ)}
\def\La{\hbox{L\"ange}\,}
\def\Dd#1{{\partial \over \partial #1}}
\def\ddd#1{{d \over d#1}}
\def\DDD#1{{D \over d#1}}

\def\Langle{\langle\langle}
\def\Rangle{\rangle\rangle}

\def\BR{\Bbb R}             % Besondere Buchstaben
 \def\R{\Bbb R}
\def\BC{\Bbb C}
\def\BN{\Bbb N}
\def\BH{\Bbb H}
\def\BQ{\Bbb Q}
\def\BS{\Bbb S}
\def\BV{\Bbb V}
\def\BZ{\Bbb Z}
\def\Tilde{$_{\hbox{\cmrXX \~{}}}$}
\def\ep{\epsilon}
\def\epd{$\epsilon$-$\delta$}
\def\SS{\hbox{\eu S}}
\def\ST{\hbox{\eu T }}
\def\SRS{\hbox{\eu RS}}
\def\e{\hbox{{\bf e}}}
\def\i{\hbox{{\bf i}}}
\def\ff{f\!f}

\def\quot#1#2{{#1 \over #2}}
\def\kgt{\buildrel{k}\over >}       % Relationen mit Verzierung
\def\klt{\buildrel{k}\over <}

 \font\sc=cmcsc10 scaled \magstep1   %% or: at 10 pt
 \font\eu=eusb10 %at 10 pt
 \font\verysmall=cmr8 at 6 pt
\font\cmrX=cmbx10 scaled \magstep 1 %% 12 point CM
 \font\cmrXX=cmbx12 scaled \magstep 1 %%
 

            
            
            
            
            
            
            